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Fencer Intel
medium 5.0

CVE-2011-0071 json

Directory traversal vulnerability in Mozilla Firefox before 3.5.19 and 3.6.x before 3.6.17, Thunderbird before 3.1.10, and SeaMonkey before…

published 2011-05-07 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0097

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Directory traversal vulnerability in Mozilla Firefox before 3.5.19 and 3.6.x before 3.6.17, Thunderbird before 3.1.10, and SeaMonkey before 2.0.14 on Windows allows remote attackers to determine the existence of arbitrary files, and possibly load resources, via vectors involving a resource: URL.

Patch / fix

  • thunderbird RHEL 6 3.1.10-1.el6_0
  • firefox RHEL 4 3.6.17-2.el4
  • firefox RHEL 5 3.6.17-1.el5_6
  • firefox RHEL 6 3.6.17-1.el6_0
  • xulrunner RHEL 5 1.9.2.17-3.el5_6
  • xulrunner RHEL 6 1.9.2.17-4.el6_0

red hat advisories RHSA-2011:0475RHSA-2011:0471

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2011-0071 updated cvss 5.1

Mozilla directory traversal via resource protocol (MFSA 2011-16)

  • Red Hat Enterprise Linux (v. 5.6.z server) firefox 3.6.17-1.el5_6, xulrunner 1.9.2.17-3.el5_6 Red Hat Enterprise Linux AS version 4 firefox 3.6.17-2.el4 Red Hat Enterprise Linux Desktop (v. 6) firefox 3.6.17-1.el6_0, thunderbird 3.1.10-1.el6_0, xulrunner 1.9.2.17-4.el6_0 Red Hat Enterprise Linux Desktop Optional (v. 6) xulrunner 1.9.2.17-4.el6_0 Red Hat Enterprise Linux Desktop version 4 firefox 3.6.17-2.el4 Red Hat Enterprise Linux ES version 4 firefox 3.6.17-2.el4
    +6 more products
    Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox 3.6.17-1.el6_0, xulrunner 1.9.2.17-4.el6_0 Red Hat Enterprise Linux Server (v. 6) firefox 3.6.17-1.el6_0, xulrunner 1.9.2.17-4.el6_0 Red Hat Enterprise Linux Server Optional (v. 6) thunderbird 3.1.10-1.el6_0, xulrunner 1.9.2.17-4.el6_0 Red Hat Enterprise Linux Workstation (v. 6) firefox 3.6.17-1.el6_0, thunderbird 3.1.10-1.el6_0, xulrunner 1.9.2.17-4.el6_0 Red Hat Enterprise Linux Workstation Optional (v. 6) xulrunner 1.9.2.17-4.el6_0 Red Hat Enterprise Linux WS version 4 firefox 3.6.17-2.el4
    fixed: vendor fix RHSA-2011:0471

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.90% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=624764 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.